Accelerator के साथ Local SGD

# Set up a context manager to synchronize gradients every eight steps
with LocalSGD(accelerator=accelerator, model=model, local_sgd_steps=____, enabled=True) as local_sgd:
    for batch in train_dataloader:
        with accelerator.accumulate(model):
            inputs, targets = batch["input_ids"], batch["labels"]
            outputs = model(inputs, labels=targets)
            loss = outputs.loss
            accelerator.backward(loss)
            optimizer.step()
            lr_scheduler.step()
            optimizer.zero_grad()
            # Step the local SGD context manager
            local_sgd.____()